Circumferential shaft seal

Details Circumferential shaft seal Circumferential shaft seal

1979-12-07

1981-05-12

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277153, F16J 1532

Patent

active

042667887

ABSTRACT:
A circumferential shaft seal comprising two sealing rings held to a rotating shaft by means of a surrounding elastomeric band. The rings are segmented and are of a rigid sealing material such as carbon or a polyimide and graphite fiber composite.

REFERENCES:
patent: 1200641 (1916-10-01), Muchnic
patent: 1339297 (1920-05-01), Spicer
patent: 2368380 (1945-01-01), Ruzicka
patent: 2983125 (1961-05-01), Peickii et al.
patent: 3711104 (1973-01-01), Henry
patent: 3854732 (1974-12-01), Franz
patent: 4212477 (1980-07-01), Ludwig

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